Horizon: Season 9

Tập 1 1972-01-03 | 60 min In this episode of Horizon, you find out how feasible it is to build a 35 mile long tunnel between Britain and France. Tập 2 1972-01-10 | 60 min Horizon explores the American Navajo indian tribe of New Mexico, in the United States. Tập 3 1972-01-17 | 60 min Why do humans have such a poor sense of smell as compared to animals? Horizon investigates why. Tập 4 1972-01-31 | 60 min This story by Horizon reports on Malaria in the country of Gambia, in West Africa. Tập 5 1972-02-07 | 60 min Horizon investigates reports of strange phenomena and about what the scientific theory is about these phenomena. Tập 6 1972-02-14 | 60 min Horizon explores if a doctor's treatment of the patient is always in the best interest of the patient. Tập 7 1972-02-21 | 60 min In this episode, Horizon looks the the ecological movement, and the resistance against the movement in Britain, and the USA. Tập 8 1972-02-28 | 60 min In this report by Horizon, the effect of boring jobs on industrial relations is looked at, along with work and job satisfaction. Tập 9 1972-03-06 | 60 min Horizon looks at the life of whales and dolphins, and how they interact with man. Tập 10 1972-03-13 | 60 min Horizon investigates the various conceptions of "race" that have arisen since the 17th century. Tập 11 1972-03-20 | 60 min Horizon investigates the use of hydroelectric power in Africa, at Lake Kariba, Lake Volta, and Lake Nasser. Tập 12 1972-03-27 | 60 min This episode of Horizon follows the expedition of two German naturalists exploring the Northwestern desert of the Sahara in Africa. Tập 13 1972-04-10 | 60 min This story by Horizon is about American research into techniques for controlling bodily functions with the mind. Tập 14 1972-04-17 | 60 min In this report, Horizon looks at the various aspects of volcanoes and explaining the views of some vulcanologists. Tập 15 1972-05-01 | 60 min Horizon presents a study of Thomas Alva Edison and his achievements as an inventor. Tập 16 1972-05-08 | 60 min Horizon reviews the history of train accidents and the new safety precautions to prevent them. Tập 17 1972-05-22 | 60 min Horizon investigates the threat to the Snowdonia National Park in Britain, from mining companies. Tập 18 1972-06-12 | 60 min Horizon reports on modern research in the prevention of tooth decay. Tập 19 1972-07-03 | 60 min How do muscles contract and how are they are controlled from the brain through nerve fibers are the subjects of this Horizon episode. Tập 20 1972-07-10 | 60 min This episode of Horizon explores bacteria and other creatures that live on our skin and in our hair. Tập 21 1972-07-24 | 60 min In this episode by Horizon, we take a look at sexual problems, particularly for impotence, frigidity, and premature ejaculation. Tập 22 1972-07-31 | 60 min Horizon explores the development and techniques of brain surgery from the 1950's to present-day in Britain and the USA. Tập 23 1972-10-12 | 60 min Horizon reconstructs a day in the life of the old Charing Cross Hospital in Britain just fifty years ago. Tập 24 1972-10-19 | 60 min This episode of Horizon looks the how the ice age physically shaped the British landscape. Tập 25 1972-10-26 | 60 min This episode of Horizon illustrates the ideas of Prof. W.G. Hoskins on the development of the English landscape from Iron Age times to the present. Tập 26 1972-11-02 | 60 min Horizon reports that High Energy Physics shows a pattern of thought that challenges the very roots of commonplace belief. Tập 27 1972-11-09 | 60 min This episode of Horizon is about the east coast marshes of America, called the "Wetlands" and the effects of urban development on the wildlife. Tập 28 1972-11-16 | 60 min Horizon investigates the research that is going into the ageing process to find out its causes and possible prevention. Tập 29 1972-11-23 | 60 min This epidsode of Horizon reports on how a group of zoologists at Oxford Scientific Films in England makes films. Tập 30 1972-11-30 | 60 min Horizon documents fire prevention, and fire fighting. Tập 31 1972-12-07 | 60 min This episode of Horizon centers on the exploitation of oil in Alaska, and the effects of it on the Eskimoes and the local wildlife. Tập 32 1972-12-21 | 60 min Horizon reports on people suffering from kidney diseases and the current forms of treatment. Tập 33 1972-12-28 | 60 min Horizon documents how in Europe, they are using water canals for industrial transport, as an alternative to roads.